This topic contains a solution. Click here to go to the answer
|
Author Question: How do we determine the amount of dark matter in elliptical galaxies? A) We measure the ... (Read 42 times) |
Did you know?
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
Did you know?
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.